N35HR
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N35HR

UNDERWATER MONOCHROME TUBE CAMERA
N35HR

The N35HR is a monochrome tube B/W camera designed for inspections in areas with very high radiation. The camera has a non-browning lens that withstands high radiation without having its optical performance reduced. 

Applications

  • Ideal for inspections of high radiation parts of reactor vessels and internal parts in reactors
  • For special inspection of high-radiation areas with very limited access
  • For surveillance during fuel assembly examinations
  • Must be controlled by Ahlberg CCU35 or PIS35 control units

Benefits

  • Temperature tolerant
  • Made for both underwater and CCTV usages
  • Available with Chalnicon or Vidicon camera tube

Specifications

Weight
1,0 kg with fixed focus, 1,2 kg with zoom lens
Diameter
41,5 mm with fixed focus or x3 zoom lens, 80 mm with x6 or x10 zoom lens
Length
320 mm with fixed focus or x3 zoom, 380 mm with x6 or x10 zoom
Housing material
Stainless steel EN 1.4301/EN 1.4436, AISI 304/AISI 316
Radiation tolerance (dose rate)
N35HR 10 000 Gy/h (1 000 000 rad/h), N35VHR 30 000 Gy/h (3 000 000 rad/h)
Radiation tolerance (total dose)
N35HR 1 000 000 Gy (100 000 000 rad), N35VHR 2 000 000 Gy (200 000 000 rad)
Radiation tolerance neutrons
Very high
Maximum temperature
50°C, short-term up to 60°C
Water tightness
min 3,5 bar (50 psi)
Zoom
Fixed focus, x3, x6 or x10 optical zoom
Minimum distance to object
15 mm
Resolution SD version
650 TV-lines
Lights
Internal LED lights